*{
    margin: 0;
    padding: 0;
}
.top{
/* width: 1440px; */
height: 360px;
background: #00b38a;
/* margin: 0 auto; */
}
.box{
    width: 700px;
    height: 467px;
    border:solid 1px #ccc;
    /* position: absolute;
    left: 205px;
    top: 180px; */
    background: #fff;
    /* position: absolute; */
    position: absolute;
    left: 0;
    right: 0;
    top: 100px;
    margin: auto;
}
.erwei{
    width: 72px;
    height: 72px;
    float: left;
}
.sjxing{
    border-right: solid 75px #fff;
    border-top:solid 72px transparent;
    position: absolute;
    top:0px;
    left: 0px;
}
.xxka{
    width: 450px;
    height: 200px;
    float: left;
    margin-top: 76px;
    margin-left: 65px;
    position: relative;
    /* background: blueviolet; */
}
.xxka p{
    font-size: 16px;
    color:#00b38a;
    float: right;
    margin-right: 100px;
    margin-top: 10px;
    width: 200px;
    height: 30px;
}
.xxka p b{
    color: black;
}
.nav{
    list-style: none;
}
.nav li{
    float: left;
    width: 200px;
    height: 35px;
    text-align: center;
    line-height: 35px;
    border-bottom: solid 1px #ccc;
}
.txtbtns{
    /* float: left; */
}
.txtbtns input{
    width: 301px;
    height: 40px;
    border: none;
    border-bottom: solid 1px #ccc;
    margin-top: 20px;
}
.dlbtn{
    width:300px;
    height: 48px;
    background: #00b38a;
    border: none;
    margin-top: 60px;
    margin-left: 150px;
    color: #fff;
}
#zuce{
    float: left;
    display: block;
    position: absolute;
    left: 230px;
    top: 170px;
}
/* .aa{
    width: 300px;
    height: 300px;
    background: chocolate;
    position: absolute;
    top:0;
    left: 0;
} */